Qualcomm urges FCC not to require interoperability on 700MHz phones, citing new chip

According to FCC filings, Qualcomm is developing a chip that could resolve interoperability problems on the 700MHz spectrum band, but the issue isn't fixed yet. The 700MHz block is currently used by AT&T, Verizon, and smaller US carriers, but they operate on different blocks, and regional carriers have complained about not being able to get hardware that operates on their bands or being unable to let their phones roam on larger networks. A new chip apparently being sped through development by Qualcomm, however, could solve these problems. In the filing, Qualcomm said its chip could be configured by manufacturers to work on a carrier's normal band but roam on a different one. At the same time... »read more

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